:root {
    --primary: #f26522;
    --primary-hover: #d9541a;
    --secondary: #00509d;
    --text-main: #333333;
    --text-muted: #666666;
    --bg-light: #f4f7f6;
    --card-bg: #ffffff;
    --border-color: #eeeeee;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: var(--bg-light);
    color: var(--text-main);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
}

header {
    text-align: center;
    margin-bottom: 50px;
}

.logo {
    max-width: 300px;
    height: auto;
    margin-bottom: 30px;
}

.title-section {
    text-align: center;
    margin-bottom: 40px;
}

.title-section h1 {
    color: var(--primary);
    text-transform: uppercase;
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: 1px;
}

/* Steps Progress Bar */
.steps-container {
    display: flex;
    justify-content: center;
    margin-bottom: 50px;
    gap: 30px;
}

.step-link {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

.step-link:hover {
    opacity: 0.8;
}

.step-item {
    display: flex;
    align-items: center;
    gap: 10px;
    opacity: 0.5;
}

.step-item.active {
    opacity: 1;
    font-weight: bold;
}

.step-circle {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: var(--text-muted);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
}

.active .step-circle {
    background: var(--primary);
}

/* Grid Layout */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

/* Card Style */
.card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 24px;
    text-align: center;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
    border-color: var(--primary);
}

.card img {
    width: 100%;
    max-width: 200px;
    height: 200px;
    object-fit: contain;
    margin-bottom: 20px;
}

.card h2 {
    font-size: 1.25rem;
    color: var(--primary);
    text-transform: uppercase;
    margin-bottom: 12px;
    font-weight: 700;
}

.card p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 24px;
    min-height: 48px;
}

.btn {
    display: inline-block;
    background: var(--primary);
    color: white;
    padding: 12px 32px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.85rem;
    transition: var(--transition);
    width: 80%;
}

.btn:hover {
    background: var(--primary-hover);
}

/* Step 2 Specifics */
.overlay-card {
    position: relative;
    overflow: hidden;
    cursor: pointer;
    border-radius: 12px;
    aspect-ratio: 4/3;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: #000;
}

.overlay-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.7;
    transition: var(--transition);
}

.overlay-card:hover img {
    opacity: 0.5;
    transform: scale(1.05);
}

.overlay-content {
    position: absolute;
    color: white;
    padding: 20px;
    z-index: 1;
}

.overlay-content h2 {
    font-size: 1.4rem;
    text-transform: uppercase;
    font-weight: 800;
    margin: 0;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

/* Step 3 Specifics - Table */
.data-table-container {
    background: var(--card-bg);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    margin-bottom: 40px;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table thead {
    background: #000;
    color: white;
}

.data-table th {
    padding: 15px;
    text-align: left;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 1px;
}

.data-table tbody tr {
    background: var(--primary);
    color: white;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.data-table td {
    padding: 15px;
    font-weight: 500;
}

.data-link {
    color: #90EE90;
    /* Light green as in image "Quote by Whatsapp" */
    text-decoration: none;
    font-weight: bold;
}

/* Tabs */
.tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 0;
}

.tab-btn {
    padding: 12px 20px;
    background: #eee;
    border: none;
    border-radius: 6px 6px 0 0;
    cursor: pointer;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.tab-btn.active {
    background: var(--primary);
    color: white;
}

.tab-content {
    background: white;
    padding: 30px;
    border-radius: 0 12px 12px 12px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.tab-content ul {
    list-style: none;
}

.tab-content li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 10px;
}

.tab-content li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: bold;
}

footer {
    text-align: center;
    margin-top: 50px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    .grid {
        grid-template-columns: 1fr;
    }
}